将Crystal Report Expression转换为SQL Query

Question

如何将以下Crystal Report Expression更改为SQL Server查询案例语句？任何帮助赞赏。

AvgLbsPerWeek

If {@EnoughWeightsSum} < {@FreqForCalcs} then 
    (AvgLbsPerWeek := AvgLbsPerWeek +0;
       0;)  
else If {@EnoughWeightsSum} >= {@FreqForCalcs} then
    (AvgLbsPerWeek := AvgLbsPerWeek +{@AvgByDaySum}/{@EnoughWeightsSum}*{@FreqForCalcs};
       {@AvgByDaySum}/{@EnoughWeightsSum}*{@FreqForCalcs};)

Answer 1

这是一个简单的CASE陈述

put